I think I did well considering that was my second time out. I could probably be placed one group higher next time. Lots of room for improvement though. As for the oil cooler, I installed it myself. I wrote a quick DIY because I installed it on the driver side and left the power steering cooler in the stock location. It wasn't hard to do. Here's the thread:
DIY: Stillen 19 Row Oil Cooler Install - driver side (stock PS cooler unmoved)